Holiday Office Closure - City of Sonoma offices will be closed from Wednesday, December 24, 2025 - Thursday, January 1, 2026, for the Christmas and New Years’ holidays.

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The City of Sonoma comprises 2.74 square miles within the Sonoma Valley.  The Mayacamas and Sonoma Mountain ranges on either side of the valley allow in just enough coastal fog to cool the vineyards on summer nights.  Our "mediterranean" climate makes the valley not only one of the world's finest grape-growing regions, but a wonderful...

Getting to, from, and around Sonoma can take many forms. Sonoma's downtown is very walkable, and we're a bicycle-friendly community, so park your car and start exploring.  Public transit bus services are supplemented by as private transportation options including taxis, rideshare services, limos, and tour companies. 

The Sonoma Valley Visitors Bureau (SVVB) is a membership organization that promotes Sonoma Valley as a destination and provides information at their Sonoma Plaza visitors center at 453 First St East, as well as at an office at Cornerstone Sonoma. In addition to a professional staff, more than 50 community volunteers help welcome visitors to the Sonoma...

On November 17, 2016 the Sonoma City Council adopted Ordinance 08-2016 amending the 2016 California Building Standards Code. The 2016 California Building Standards Code became effective statewide on January 1, 2017.

Development and redevelopment projects that increase impervious surfaces, such as roads, parking lots, and rooftops, can have significant negative impacts on local watersheds. These surfaces prevent rainwater from naturally infiltrating into the soil, leading to higher volumes of stormwater runoff. This runoff can carry pollutants like oil, sediment, and heavy metals into local creeks and...

Proper selection, installation, and maintenance of stormwater Best Management Practices (BMPs) are critical to protecting water quality during construction activities. BMPs help control erosion, sediment, and pollutants that can otherwise wash into local waterways and storm drains during rain events. Selecting the right BMPs for the specific site conditions and ensuring they are correctly installed...

TRAINING OPPORTUNITIES: There are currently no upcoming in-person trainings scheduled in the City of Sonoma Excellect self-lead trainings are available at the following link: Caltrans Stormwater Training Resources The training resources available at the link above are broadly applicable to a wide-variety of construciton activities beyond those taking place on the state highway system. SELECTING...

The City of Sonoma's storm drain system is designed to collect and transport excess water from lands in the City to nearby creeks during storms. It is not designed to treat or remove any pollutants from the water that flows through it. By law, spills or other discharges of any non-stormwater substance are prohibited, with...

The Sonoma Valley Chamber of Commerce provides information on Green Business Resources for local businesses, including: How to become certified as a Sonoma County Green Business Free "reusable bag reminder" stickers for store windows and "water upon request" table tents for restaurants No-cost, no-obligation water and energy efficiency assessments and rebates Financing for water and energy improvements...

On-line Payment now available for water bills: On-line BillPay makes it easy for you to manage your City of Sonoma utility bills. You can view utility bills online, see utility bill and payment history, and make one-time or automatic payments from your credit or debit card or checking or savings account.  Customers are encouraged to sign...

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